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1 /* |
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2 * Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: The class provides the FC session information |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 // INCLUDES |
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22 #include <e32base.h> |
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23 #include <badesca.h> |
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24 #include <s32strm.h> |
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25 |
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26 #include "fcsession.h" |
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27 #include "fcinterface.h" |
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28 #include "sdporiginfield.h" |
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29 #include "sdpconnectionfield.h" |
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30 #include "sdpmediafield.h" |
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31 #include "sdpfmtattributefield.h" |
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32 #include "sdpattributefield.h" |
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33 #include "sdpdocument.h" |
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34 |
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35 // ============================ MEMBER FUNCTIONS =============================== |
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36 |
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37 // ----------------------------------------------------------------------------- |
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38 // CFCSession::NewL |
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39 // Two-phased constructor. |
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40 // ----------------------------------------------------------------------------- |
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41 // |
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42 CFCSession* CFCSession::NewL( MFCPlugIn* aPlugIn, |
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43 TUint32 aIapId, |
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44 TUint32 aPort ) |
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45 { |
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46 CFCSession* self = CFCSession::NewLC( aPlugIn, aIapId, aPort ); |
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47 CleanupStack::Pop(self); |
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48 return self; |
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49 } |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CFCSession::NewLC |
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53 // Two-phased constructor. |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CFCSession* CFCSession::NewLC( MFCPlugIn* aPlugIn, |
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57 TUint32 aIapId, |
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58 TUint32 aPort ) |
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59 { |
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60 CFCSession* self = new (ELeave) CFCSession( aPort ); |
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61 CleanupStack::PushL(self); |
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62 self->ConstructL( aPlugIn, aIapId ); |
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63 return self; |
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64 } |
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65 |
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66 // ----------------------------------------------------------------------------- |
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67 // CFCSession::ConstructL |
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68 // Symbian 2nd phase constructor. |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 void CFCSession::ConstructL( MFCPlugIn* aPlugIn, TUint32 aIapId ) |
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72 { |
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73 User::LeaveIfNull( aPlugIn ); |
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74 |
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75 iSdpFmtAttributeFields = |
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76 new (ELeave) RPointerArray<CSdpFmtAttributeField>(1); |
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77 |
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78 iPlugIn = ( CFCInterface* ) aPlugIn; |
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79 |
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80 iPlugIn->SetIapId( aIapId ); |
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81 iPlugIn->SetLocalPort( iPort ); |
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82 } |
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83 |
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84 // ----------------------------------------------------------------------------- |
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85 // CFCSession::~CFCSession |
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86 // destructor. |
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87 // ----------------------------------------------------------------------------- |
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88 // |
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89 CFCSession::~CFCSession() |
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90 { |
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91 if (iSdpFmtAttributeFields) |
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92 { |
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93 iSdpFmtAttributeFields->ResetAndDestroy(); |
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94 iSdpFmtAttributeFields->Close(); |
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95 delete iSdpFmtAttributeFields; |
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96 } |
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97 delete iPlugIn; |
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98 } |
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99 |
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100 // ----------------------------------------------------------------------------- |
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101 // CFCSession::Port |
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102 // |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 TUint CFCSession::Port() const |
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106 { |
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107 return iPort; |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CFCSession::SetPort |
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112 // |
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113 // ----------------------------------------------------------------------------- |
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114 // |
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115 void CFCSession::SetPort( const TUint aPort ) |
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116 { |
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117 iPort = aPort; |
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118 iPlugIn->SetLocalPort(aPort); |
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119 iUpdateNeeded = ETrue; |
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120 } |
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121 |
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122 void CFCSession::Update( TUint32 aPort ) |
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123 { |
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124 SetPort( aPort ); |
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125 iIsReceiver = ( iPort != KFCDefaultPort ); |
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126 } |
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127 |
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128 // ----------------------------------------------------------------------------- |
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129 // CFCSession::FormatAttributeFields |
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130 // Gets all SipMediaFmtAttribute params defined for the FCSession |
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131 // ----------------------------------------------------------------------------- |
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132 // |
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133 RPointerArray<CSdpFmtAttributeField>& CFCSession::FormatAttributeFields() |
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134 { |
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135 return *iSdpFmtAttributeFields; |
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136 } |
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137 |
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138 // ----------------------------------------------------------------------------- |
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139 // CFCSession::SetFormatAttributeFieldsL |
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140 // Setting all SipMediaFmtAttribute params defined for the FCSession |
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141 // ----------------------------------------------------------------------------- |
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142 // |
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143 void CFCSession::SetFormatAttributeFieldsL( |
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144 RPointerArray<CSdpFmtAttributeField>* aAttributes ) |
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145 { |
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146 DoSetFormatAttributeFieldsL( aAttributes ); |
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147 iUpdateNeeded = ETrue; |
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148 } |
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149 |
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150 // ----------------------------------------------------------------------------- |
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151 // CFCSession::DoSetFormatAttributeFieldsL |
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152 // Setting all SipMediaFmtAttribute params defined for the FCSession |
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153 // ----------------------------------------------------------------------------- |
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154 // |
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155 void CFCSession::DoSetFormatAttributeFieldsL( |
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156 RPointerArray<CSdpFmtAttributeField>* aAttributes ) |
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157 { |
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158 if (iSdpFmtAttributeFields) |
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159 { |
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160 iSdpFmtAttributeFields->ResetAndDestroy(); |
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161 iSdpFmtAttributeFields->Close(); |
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162 delete iSdpFmtAttributeFields; |
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163 iSdpFmtAttributeFields = NULL; |
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164 } |
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165 |
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166 if ( aAttributes ) |
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167 { |
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168 iSdpFmtAttributeFields = aAttributes; |
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169 } |
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170 else |
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171 { |
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172 iSdpFmtAttributeFields = |
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173 new (ELeave) RPointerArray<CSdpFmtAttributeField>(1); |
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174 } |
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175 } |
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176 |
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177 // ----------------------------------------------------------------------------- |
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178 // CFCSession::IsFmtAttributeValid |
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179 // validats all SipMediaFmtAttribute params defined for the FCSession |
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180 // ----------------------------------------------------------------------------- |
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181 // |
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182 TBool CFCSession::IsFmtAttributeValid() |
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183 { |
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184 TBool validate= EFalse; |
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185 if (iSdpFmtAttributeFields) |
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186 { |
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187 TInt len=0; |
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188 CSdpFmtAttributeField* fmtatt = NULL; |
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189 for(TInt count=0; count < iSdpFmtAttributeFields->Count(); count++) |
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190 { |
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191 fmtatt = (*iSdpFmtAttributeFields)[count]; |
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192 len = fmtatt->Value().Length(); |
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193 if (len!=0) |
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194 { |
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195 validate= ETrue; |
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196 } |
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197 else |
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198 { |
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199 validate = EFalse; |
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200 return validate; |
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201 } |
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202 return validate; |
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203 } |
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204 } |
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205 return validate; |
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206 } |
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207 |
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208 // ----------------------------------------------------------------------------- |
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209 // CFCSession::UpdateSDPL |
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210 // Adds/modifies the FC media line in the offer. |
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211 // RStringPool should open before using this function |
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212 // ----------------------------------------------------------------------------- |
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213 // |
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214 void CFCSession::UpdateSDPL( CSdpDocument& aSdpDocument ) |
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215 { |
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216 __ASSERT_ALWAYS( iUpdateNeeded, User::Leave( KErrTotalLossOfPrecision ) ); |
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217 //m= application iPort udp NegotiatedPlugin() |
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218 |
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219 // Find the media field, and remove, if exists. |
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220 RPointerArray< CSdpMediaField >& mediaFields = aSdpDocument.MediaFields(); |
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221 TInt ind = FindMediaField( aSdpDocument.MediaFields() ); |
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222 if ( ind != KErrNotFound ) |
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223 { |
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224 delete mediaFields[ ind ]; |
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225 mediaFields.Remove( ind ); |
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226 } |
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227 |
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228 // create and add new media field. |
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229 RStringF mediaType = SdpCodecStringPool::StringPoolL().StringF( |
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230 SdpCodecStringConstants::EMediaApplication, |
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231 SdpCodecStringPool::StringTableL() ); |
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232 CleanupClosePushL( mediaType ); |
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233 |
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234 RStringF protocol = SdpCodecStringPool::StringPoolL().StringF( |
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235 SdpCodecStringConstants::EProtocolUdp, |
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236 SdpCodecStringPool::StringTableL() ); |
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237 CleanupClosePushL( protocol ); |
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238 |
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239 CSdpMediaField* mediaField = CSdpMediaField::NewL( mediaType, |
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240 iPort, |
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241 protocol, |
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242 NegotiatedFCPlugIn() ); |
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243 CleanupStack::PushL( mediaField ); |
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244 |
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245 if (IsFmtAttributeValid() ) |
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246 { |
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247 for( TInt i = 0; i < iSdpFmtAttributeFields->Count(); i++ ) |
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248 { |
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249 CSdpFmtAttributeField* newField = |
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250 ( ( *iSdpFmtAttributeFields )[i] )->CloneL(); |
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251 CleanupStack::PushL( newField ); |
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252 mediaField->FormatAttributeFields().AppendL( newField ); |
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253 CleanupStack::Pop( newField ); |
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254 } |
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255 } |
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256 |
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257 mediaFields.AppendL( mediaField); |
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258 |
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259 iUpdateNeeded = EFalse; |
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260 |
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261 CleanupStack::Pop( mediaField ); |
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262 |
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263 CleanupStack::PopAndDestroy( 2 ); // protocol, mediaType |
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264 } |
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265 |
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266 // ----------------------------------------------------------------------------- |
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267 // CFCSession::DecodeSDPMediaPort |
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268 // Get Port from the Sdpdoc |
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269 // ----------------------------------------------------------------------------- |
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270 // |
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271 TUint CFCSession::DecodeSDPMediaPort( |
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272 const RPointerArray< CSdpMediaField >& aMediaFields ) const |
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273 { |
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274 TUint port = 0; |
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275 |
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276 TInt ind = FindMediaField( aMediaFields ); |
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277 |
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278 if ( ind != KErrNotFound ) |
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279 { |
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280 port = aMediaFields[ ind ]->Port(); |
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281 } |
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282 |
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283 return port; |
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284 } |
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285 |
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286 // ----------------------------------------------------------------------------- |
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287 // CFCSession::DecodeConnectionAddrL |
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288 // Get Port from the Sdpdoc |
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289 // ----------------------------------------------------------------------------- |
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290 // |
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291 HBufC* CFCSession::DecodeConnectionAddrL( |
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292 const CSdpConnectionField* aConnectionField ) const |
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293 { |
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294 HBufC* addr = NULL; |
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295 // a connection field might not exist in session level |
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296 // so do not leave here, if there is no c= in session level, return NULL |
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297 if ( aConnectionField ) |
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298 { |
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299 const TInetAddr* remoteAddr = aConnectionField->InetAddress(); |
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300 TBuf< KMaxAddressLength > addr16; |
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301 remoteAddr->Output( addr16 ); |
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302 addr = addr16.AllocL(); |
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303 } |
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304 return addr; |
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305 } |
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306 |
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307 // ----------------------------------------------------------------------------- |
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308 // CFCSession::NegotiatedFCPlugIn |
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309 // Gets the negotiated floor control plugIn |
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310 // ----------------------------------------------------------------------------- |
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311 // |
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312 const TDesC8& CFCSession::NegotiatedFCPlugIn() const |
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313 { |
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314 return iPlugIn->Name(); |
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315 } |
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316 |
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317 // ---------------------------------------------------------------------------- |
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318 // CFCPlugInEngine::StoreInfoL |
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319 // Store the information |
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320 // ---------------------------------------------------------------------------- |
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321 // |
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322 void CFCSession::StoreInfoL( const CSdpDocument& aSdpDocument ) |
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323 { |
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324 //Resolve the remote port and addr |
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325 HBufC* addr= DecodeConnectionAddrL( aSdpDocument.ConnectionField() ); |
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326 |
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327 RPointerArray<CSdpMediaField>& mediaDescriptions = |
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328 ( const_cast< CSdpDocument* >( &aSdpDocument ) )->MediaFields(); |
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329 |
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330 if ( addr ) |
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331 { |
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332 CleanupStack::PushL( addr ); |
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333 |
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334 TUint port = DecodeSDPMediaPort( mediaDescriptions ); |
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335 |
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336 //Set the remote address for the specific plugin ex TBCP |
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337 iPlugIn->SetAddressL( *addr, port ); |
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338 CleanupStack::PopAndDestroy( addr ); |
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339 } |
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340 |
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341 //Store the fmt attributes |
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342 RPointerArray<CSdpFmtAttributeField> *fmtFields = |
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343 new (ELeave) RPointerArray<CSdpFmtAttributeField>(1); |
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344 |
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345 CleanupStack::PushL( TCleanupItem( ArrayCleanupAndDelete, fmtFields ) ); |
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346 |
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347 TInt ind = FindMediaField( mediaDescriptions ); |
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348 if ( ind != KErrNotFound ) |
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349 { |
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350 CSdpMediaField* mediaAnnouncement = mediaDescriptions[ ind ]; |
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351 |
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352 RPointerArray<CSdpFmtAttributeField>& attributes = |
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353 mediaAnnouncement->FormatAttributeFields(); |
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354 |
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355 for( TInt fmtCount = 0; fmtCount < attributes.Count(); fmtCount++ ) |
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356 { |
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357 CSdpFmtAttributeField* fmtatt = attributes[ fmtCount ]; |
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358 if ( iPlugIn->Name().Compare( fmtatt->Format() ) == 0) |
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359 { |
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360 CSdpFmtAttributeField* newField = fmtatt->CloneL(); |
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361 CleanupStack::PushL( newField ); |
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362 fmtFields->AppendL( newField ); |
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363 CleanupStack::Pop( newField ); |
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364 } |
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365 } |
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366 } |
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367 DoSetFormatAttributeFieldsL( fmtFields ); |
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368 CleanupStack::Pop(); // cleanup item |
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369 } |
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370 |
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371 // ----------------------------------------------------------------------------- |
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372 // CFCSession::CFCSession |
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373 // ----------------------------------------------------------------------------- |
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374 // |
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375 void CFCSession::ReleaseSession() |
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376 { |
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377 iPort=0; |
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378 //Stop the sending and reciving and socketserver. Socket is not close yet |
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379 iPlugIn->Stop(); |
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380 } |
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381 |
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382 // ----------------------------------------------------------------------------- |
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383 // CFCSession::ConnectionReadyL |
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384 // ----------------------------------------------------------------------------- |
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385 // |
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386 void CFCSession::ConnectionReadyL() |
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387 { |
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388 iPlugIn->ConnectL( iIsReceiver ); |
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389 } |
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390 |
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391 // ----------------------------------------------------------------------------- |
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392 // CFCSession::SendToNetL |
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393 // ----------------------------------------------------------------------------- |
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394 // |
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395 void CFCSession::SendToNetL(HBufC8* aData) |
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396 { |
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397 iPlugIn->SendToNetL(aData); |
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398 } |
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399 |
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400 // ----------------------------------------------------------------------------- |
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401 // CFCSession::CFCSession |
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402 // ----------------------------------------------------------------------------- |
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403 // |
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404 CFCSession::CFCSession( TUint32 aPort ) : |
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405 iPort( aPort ), |
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406 iUpdateNeeded( ETrue ) |
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407 { |
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408 iIsReceiver = ( iPort != KFCDefaultPort ); |
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409 } |
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410 |
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411 // ----------------------------------------------------------------------------- |
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412 // CFCSession::PlugIn |
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413 // ----------------------------------------------------------------------------- |
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414 // |
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415 MFCPlugIn* CFCSession::PlugIn() const |
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416 { |
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417 return iPlugIn; |
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418 } |
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419 |
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420 // ----------------------------------------------------------------------------- |
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421 // CFCSession::IsReceiver |
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422 // ----------------------------------------------------------------------------- |
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423 // |
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424 TBool CFCSession::IsReceiver() |
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425 { |
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426 return iIsReceiver; |
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427 } |
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428 |
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429 // ----------------------------------------------------------------------------- |
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430 // CFCSession::FindMediaField |
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431 // Search is done comparing media format to plugin name |
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432 // ----------------------------------------------------------------------------- |
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433 // |
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434 TInt CFCSession::FindMediaField( |
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435 const RPointerArray<CSdpMediaField>& aMediaFields ) const |
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436 { |
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437 TInt ind = KErrNotFound; |
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438 for ( TInt i = 0; ind == KErrNotFound && i < aMediaFields.Count(); i++ ) |
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439 { |
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440 if ( aMediaFields[ i ]->FormatList().Compare( iPlugIn->Name() ) == 0 ) |
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441 { |
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442 ind = i; |
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443 } |
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444 } |
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445 return ind; |
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446 } |
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447 |
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448 // ----------------------------------------------------------------------------- |
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449 // CFCSession::ArrayCleanup |
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450 // ----------------------------------------------------------------------------- |
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451 // |
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452 void CFCSession::ArrayCleanup(TAny* aArray) |
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453 { |
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454 RPointerArray< CSdpFmtAttributeField >* array = |
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455 reinterpret_cast< RPointerArray< CSdpFmtAttributeField >* >( aArray ); |
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456 if (array) |
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457 { |
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458 array->ResetAndDestroy(); |
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459 } |
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460 } |
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461 |
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462 |
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463 // ----------------------------------------------------------------------------- |
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464 // CFCSession::ArrayCleanupAndDelete |
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465 // ----------------------------------------------------------------------------- |
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466 // |
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467 void CFCSession::ArrayCleanupAndDelete(TAny* aArray) |
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468 { |
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469 RPointerArray< CSdpFmtAttributeField >* array = |
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470 reinterpret_cast< RPointerArray< CSdpFmtAttributeField >* >( aArray ); |
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471 if (array) |
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472 { |
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473 array->ResetAndDestroy(); |
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474 delete array; |
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475 } |
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476 } |
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477 |
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478 // ----------------------------------------------------------------------------- |
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479 // CFCSession::UpdateNeeded |
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480 // ----------------------------------------------------------------------------- |
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481 // |
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482 TBool CFCSession::UpdateNeeded() |
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483 { |
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484 return iUpdateNeeded; |
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485 } |
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486 |
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487 // End of File |